v0.6.4 - Retour onedir (configuration stable)

Changements :
- Retour a --onedir : seule configuration sans erreur DLL confirmee
- _internal/ recommite dans le repo
- build.bat restaure avec copie automatique de _internal/

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

_internal/_tcl_data/tzdata/Asia/Kuching

@@ -0,0 +1,23 @@
+# created by tools/tclZIC.tcl - do not edit
+
+set TZData(:Asia/Kuching) {
+    {-9223372036854775808 26480 0 LMT}
+    {-1383463280 27000 0 %z}
+    {-1167636600 28800 0 %z}
+    {-1082448000 30000 1 %z}
+    {-1074586800 28800 0 %z}
+    {-1050825600 30000 1 %z}
+    {-1042964400 28800 0 %z}
+    {-1019289600 30000 1 %z}
+    {-1011428400 28800 0 %z}
+    {-987753600 30000 1 %z}
+    {-979892400 28800 0 %z}
+    {-956217600 30000 1 %z}
+    {-948356400 28800 0 %z}
+    {-924595200 30000 1 %z}
+    {-916734000 28800 0 %z}
+    {-893059200 30000 1 %z}
+    {-885198000 28800 0 %z}
+    {-879667200 32400 0 %z}
+    {-767005200 28800 0 %z}
+}